Question 858252: 4×4 cramer's rule
4x+0y+3z-2w=2
3x+1y+2z-1w=4
1x-6y-2y+2w=0
2x+2y+0z-1w=1
Answer by richwmiller(17219)   (Show Source):
You can put this solution on YOUR website! 4,0,3,-2,2
3,1,2,-1,4
1,-6,-2,2,0
2,2,0,-1,1
D=39
Dx=52
Dy=39
Dz=52
Dw=143
x=Dx/D= 52/39 = 1.33333333
y=Dy/D= 39/39 = 1
z=Dz/D= 52/39 = 1.33333333
w=Dw/D= 143/39 = 3.66666667
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